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b7d3e3cfdf
Split into 6502/65816 portions. The 6502 version is the original with a few in-place substitutions (e.g. JMP for BRL). The 65816 version is only needed to exercise special handling of PEA/PER.
23 lines
737 B
ArmAsm
23 lines
737 B
ArmAsm
; Copyright 2018 faddenSoft. All Rights Reserved.
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; See the LICENSE.txt file for distribution terms (Apache 2.0).
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;
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; Assembler: Merlin 32
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org $1000
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start nop
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; PEA/PER may want to push code addr-1; make sure that works. This
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; is different from the way LDA works on the same address.
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pre_addr
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bit pre_addr
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caddr
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pea caddr-1 ;should base off caddr
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per caddr-1 ;should base off caddr
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lda caddr-1 ;should base off pre_addr
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lda caddr ;should base off caddr
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lda caddr+1 ;should base off caddr
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lda caddr+2 ;should base off caddr
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rts
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